Calendar Events

List of 3 events.

Featured Stories

List of 3 news stories.

  • Valedictorian & Salutatorians

    St. John XXIII is proud to announce the class of 2019 valedictorian, Caitlyn Louise Cano and salutatorians, Abby Faye Hollman and Adley Grace Marsh.
  • All Student Physicals

    All students must have a physical that is signed by a physician for the 2019-20 school year. 
  • Cheer Team Celebrates

    The SJ23 cheer team competed in the Cheer America Platinum Championship at NRG Center and walked away with the Best Jumps award, first place in their division, and Grand Champion in the school team category! We are extremely proud of their hard work and accomplishment. Go lions!
Parare Mente et Corde

St. John XXIII College Preparatory

1800 W. Grand Parkway N., Katy, Texas 77449
Fax: 281.693.1001

Our Mission
We prepare the hearts and minds of our students to serve God and others.